<?php

namespace App\Helpers;

use App\Helpers\RestUtils;

/**
 * http请求返回码
 * @author qfh
 */
class RestResponse
{

    const HTTP_CONTINUE = 100;
    const HTTP_SWITCHING_PROTOCOLS = 101;
    const HTTP_PROCESSING = 102;            // RFC2518
    const HTTP_OK = 200;
    const HTTP_CREATED = 201;
    const HTTP_ACCEPTED = 202;
    const HTTP_NON_AUTHORITATIVE_INFORMATION = 203;
    const HTTP_NO_CONTENT = 204;
    const HTTP_RESET_CONTENT = 205;
    const HTTP_PARTIAL_CONTENT = 206;
    const HTTP_MULTI_STATUS = 207;          // RFC4918
    const HTTP_ALREADY_REPORTED = 208;      // RFC5842
    const HTTP_IM_USED = 226;               // RFC3229
    const HTTP_MULTIPLE_CHOICES = 300;
    const HTTP_MOVED_PERMANENTLY = 301;
    const HTTP_FOUND = 302;
    const HTTP_SEE_OTHER = 303;
    const HTTP_NOT_MODIFIED = 304;
    const HTTP_USE_PROXY = 305;
    const HTTP_RESERVED = 306;
    const HTTP_TEMPORARY_REDIRECT = 307;
    const HTTP_PERMANENTLY_REDIRECT = 308;  // RFC7238
    const HTTP_BAD_REQUEST = 400;
    const HTTP_UNAUTHORIZED = 401;
    const HTTP_PAYMENT_REQUIRED = 402;
    const HTTP_FORBIDDEN = 403;
    const HTTP_NOT_FOUND = 404;
    const HTTP_METHOD_NOT_ALLOWED = 405;
    const HTTP_NOT_ACCEPTABLE = 406;
    const HTTP_PROXY_AUTHENTICATION_REQUIRED = 407;
    const HTTP_REQUEST_TIMEOUT = 408;
    const HTTP_CONFLICT = 409;
    const HTTP_GONE = 410;
    const HTTP_LENGTH_REQUIRED = 411;
    const HTTP_PRECONDITION_FAILED = 412;
    const HTTP_REQUEST_ENTITY_TOO_LARGE = 413;
    const HTTP_REQUEST_URI_TOO_LONG = 414;
    const HTTP_UNSUPPORTED_MEDIA_TYPE = 415;
    const HTTP_REQUESTED_RANGE_NOT_SATISFIABLE = 416;
    const HTTP_EXPECTATION_FAILED = 417;
    const HTTP_I_AM_A_TEAPOT = 418;                                               // RFC2324
    const HTTP_MISDIRECTED_REQUEST = 421;                                         // RFC7540
    const HTTP_UNPROCESSABLE_ENTITY = 422;                                        // RFC4918
    const HTTP_LOCKED = 423;                                                      // RFC4918
    const HTTP_FAILED_DEPENDENCY = 424;                                           // RFC4918
    const HTTP_RESERVED_FOR_WEBDAV_ADVANCED_COLLECTIONS_EXPIRED_PROPOSAL = 425;   // RFC2817
    const HTTP_UPGRADE_REQUIRED = 426;                                            // RFC2817
    const HTTP_PRECONDITION_REQUIRED = 428;                                       // RFC6585
    const HTTP_TOO_MANY_REQUESTS = 429;                                           // RFC6585
    const HTTP_REQUEST_HEADER_FIELDS_TOO_LARGE = 431;                             // RFC6585
    const HTTP_UNAVAILABLE_FOR_LEGAL_REASONS = 451;
    const HTTP_INTERNAL_SERVER_ERROR = 500;
    const HTTP_NOT_IMPLEMENTED = 501;
    const HTTP_BAD_GATEWAY = 502;
    const HTTP_SERVICE_UNAVAILABLE = 503;
    const HTTP_GATEWAY_TIMEOUT = 504;
    const HTTP_VERSION_NOT_SUPPORTED = 505;
    const HTTP_VARIANT_ALSO_NEGOTIATES_EXPERIMENTAL = 506;                        // RFC2295
    const HTTP_INSUFFICIENT_STORAGE = 507;                                        // RFC4918
    const HTTP_LOOP_DETECTED = 508;                                               // RFC5842
    const HTTP_NOT_EXTENDED = 510;                                                // RFC2774
    const HTTP_NETWORK_AUTHENTICATION_REQUIRED = 511;                             // RFC6585

    /*
     *  Body
     */

    public $code;
    public $message;
    public $data;
    public $error_code;
    public $error_message;
    public $time;

    public function __construct($data = [], $code = 200, $message = '', $errorCode = 1, $errorMessage = '')
    {
        switch ($code) {
            case self::HTTP_OK :
                if ($message == "") {
                    $message = "OK";
                }
                break;
            case self::HTTP_FOUND :
                if ($message == "") {
                    $message = "Redirect";
                }
                break;
            case self::HTTP_BAD_REQUEST:
                if ($message == "") {
                    $message = "Bad Request";
                }
                break;
            case self::HTTP_UNAUTHORIZED:
                if ($message == "") {
                    $message = "Unauthorized";
                }
                break;
            case self::HTTP_FORBIDDEN:
                if ($message == "") {
                    $message = "Forbidden";
                }
                break;
            case self::HTTP_NOT_FOUND:
                if ($message == "") {
                    $message = "Not Found";
                }
                break;
            case self::HTTP_INTERNAL_SERVER_ERROR:
                if ($message == "") {
                    $message = "Server Error";
                }
                break;
            default:
                break;
        }
        $this->code          = $code;
        $this->message       = $errorCode ? $errorMessage : $message;
        $this->data          = isset($data) ? $data : [];
        $this->error_message = $errorMessage ?: (RestUtils::getErrorMessage($errorCode) ?: '');
        $this->error_code    = $errorCode;
        $this->time          = date('Y-m-d H:i:s');  // 接口调用时间
    }

    public function toJSON()
    {
        return json_encode($this);
    }

}
